code: def initialize(self, n):
      self.resnet.initialize(n)
  
      self.embed.pad = 0
      self.embed_queue = chainer.Variable(
          self.xp.zeros(
              (n, self.a_channels, 2), dtype=self.embed.W.dtype
          )
      )
  
      self.proj1_queue = chainer.Variable(
          self.xp.zeros(
              (n, self.s_channels, 1), dtype=self.proj1.W.dtype
          )
      )
  
      self.proj2_queue3 = chainer.Variable(
          self.xp.zeros(
              (n, self.s_channels, 1), dtype=self.proj2.W.dtype
          )
      )
  
file_path: chainer/examples/wavenet/net.py
imports: import chainer
  import chainer.functions
  import chainer.links
  from modules import ResidualNet
label_desc: Use image node_id 3 for calling the WaveNet obj's underlying member method code with example usage: obj.initialize(n) without return types